M 4.9 earthquake: Aleutian Islands (Atka, USA) — June 23, 1987

M 4.9 earthquake: Aleutian Islands (Atka, USA) — June 23, 1987. Epicenter 204 km SW of Atka, depth 33 km, 12:21 Local (1987-06-23 21:21 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Aleutian Islands (204 km SW of Atka, USA) — 51.099, -176.564

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